@misc{indiciaebada80fccebe,
  title = {[Programmed and programming embryogenesis using as example the egg tooth of Sauropsids].},
  author = {F Preuss},
  year = {1983},
  url = {https://pubmed.ncbi.nlm.nih.gov/6660549/},
  note = {Source identifier: 6660549}
}